ES2934857T3 - Método para refinar metal fundido utilizando un convertidor - Google Patents

Método para refinar metal fundido utilizando un convertidor Download PDF

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Publication number
ES2934857T3
ES2934857T3 ES19704797T ES19704797T ES2934857T3 ES 2934857 T3 ES2934857 T3 ES 2934857T3 ES 19704797 T ES19704797 T ES 19704797T ES 19704797 T ES19704797 T ES 19704797T ES 2934857 T3 ES2934857 T3 ES 2934857T3
Authority
ES
Spain
Prior art keywords
converter
slag
nozzle
sidewall
molten metal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
ES19704797T
Other languages
English (en)
Spanish (es)
Inventor
Sabrine Khadhraoui
Satyajit Das
Hans-Jürgen Odenthal
Fabian Krause
Andreas Kemminger
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SMS Group GmbH
Original Assignee
SMS Group GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SMS Group GmbH filed Critical SMS Group GmbH
Application granted granted Critical
Publication of ES2934857T3 publication Critical patent/ES2934857T3/es
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/30—Regulating or controlling the blowing
    • C21C5/32—Blowing from above
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/52—Manufacture of steel in electric furnaces
    • C21C5/54—Processes yielding slags of special composition
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/0087—Treatment of slags covering the steel bath, e.g. for separating slag from the molten metal
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/064—Dephosphorising; Desulfurising
    • C21C7/0645—Agents used for dephosphorising or desulfurising
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/0025—Charging or loading melting furnaces with material in the solid state
    • F27D3/0026—Introducing additives into the melt
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/0033—Charging; Discharging; Manipulation of charge charging of particulate material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/18—Charging particulate material using a fluid carrier
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/18—Charging particulate material using a fluid carrier
    • F27D2003/185—Conveying particles in a conduct using a fluid

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Analytical Chemistry (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
ES19704797T 2018-02-16 2019-02-11 Método para refinar metal fundido utilizando un convertidor Active ES2934857T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IN201841005906 2018-02-16
PCT/EP2019/053318 WO2019158479A1 (en) 2018-02-16 2019-02-11 Method for refining molten metal using a converter

Publications (1)

Publication Number Publication Date
ES2934857T3 true ES2934857T3 (es) 2023-02-27

Family

ID=65409089

Family Applications (1)

Application Number Title Priority Date Filing Date
ES19704797T Active ES2934857T3 (es) 2018-02-16 2019-02-11 Método para refinar metal fundido utilizando un convertidor

Country Status (3)

Country Link
EP (1) EP3752650B1 (de)
ES (1) ES2934857T3 (de)
WO (1) WO2019158479A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102020215076A1 (de) 2020-11-30 2022-06-02 Sms Group Gmbh Verfahren zur Behandlung von Metallschmelzen und/oder Schlacken in metallurgischen Bädern sowie metallurgische Anlage zur Behandlung von Metallschmelzen

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2029083B1 (de) 1969-01-25 1974-02-01 Demag Ag
BE792128A (fr) * 1971-12-06 1973-03-16 Uss Eng & Consult Procede et installation pour l'affinage de l'acier
BE782186A (fr) * 1972-04-14 1972-04-28 Centre Rech Metallurgique Procede d'affinage de fonte.
US4195985A (en) * 1977-12-10 1980-04-01 Eisenwerk-Gesellschaft Maximilianshutte Mbh. Method of improvement of the heat-balance in the refining of steel
ATE5202T1 (de) 1979-12-11 1983-11-15 Eisenwerk-Gesellschaft Maximilianshuette Mbh Stahlerzeugungsverfahren.
CN102796841B (zh) * 2012-08-21 2014-05-14 东北大学 一种在顶底复吹转炉中侧吹粉粒石灰石造渣炼钢的方法

Also Published As

Publication number Publication date
EP3752650A1 (de) 2020-12-23
WO2019158479A1 (en) 2019-08-22
EP3752650B1 (de) 2022-10-05

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